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Finding the Fourth Proportional to 109,960.20, 151,746.84 and 59,659.20

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Solution

The fourth proportional to 109,960.20, 151,746.84 and 59,659.20 is: 82,330.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,960.20 : 151,746.84 = 59,659.20 : x
  2. Step 2: Convert to fraction form
    109,960.20/151,746.84 = 59,659.20/x
  3. Step 3: Cross multiply
    109,960.20x = 151,746.84 × 59,659.20
  4. Step 4: Simplify right side
    109,960.20x = 9,053,095,076.93
  5. Step 5: Solve for x
    x = 9,053,095,076.93/109,960.20
  6. Step 6: Final answer
    x = 82,330.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.